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  <title>与 PostgreSQL 后端同步</title>
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  <div id="layout-content"><div id="function.pg-end-copy" class="refentry">
   <div class="refnamediv">
    <h1 class="refname">pg_end_copy</h1>
    <p class="verinfo">(PHP 4 &gt;= 4.0.3, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">pg_end_copy</span> &mdash; <span class="dc-title">与 PostgreSQL 后端同步</span></p>

   </div>
 <div class="refsect1 description" id="refsect1-function.pg-end-copy-description">
  <h3 class="title">说明</h3>
     <div class="methodsynopsis dc-description">
      <span class="methodname"><strong>pg_end_copy</strong></span>
       ([ <span class="methodparam"><span class="type">resource</span> <code class="parameter">$connection</code></span>
     ] ) : <span class="type">bool</span></div>

    <p class="para rdfs-comment">
     <span class="function"><strong>pg_end_copy()</strong></span> 在处理完 <span class="function"><a href="pg_put_line.html" class="function">pg_put_line()</a></span> 所执行的拷贝操作之后将 PostgreSQL 前端（通常为 web server 进程）与 PostgreSQL 服务器进行同步。<span class="function"><strong>pg_end_copy()</strong></span> 必须被调用，否则 PostgreSQL 服务器可能会和前端失去同步并报错。
    </p>
   </div>


 <div class="refsect1 parameters" id="refsect1-function.pg-end-copy-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">connection</code></dt>

     <dd>

      <p class="para">
       PostgreSQL database connection resource.  When 
       <code class="parameter">connection</code> is not present, the default connection 
       is used. The default connection is the last connection made by 
       <span class="function"><a href="pg_connect.html" class="function">pg_connect()</a></span> or <span class="function"><a href="pg_pconnect.html" class="function">pg_pconnect()</a></span>.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.pg-end-copy-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.pg-end-copy-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-2483">
    <p><strong>Example #1 <span class="function"><strong>pg_end_copy()</strong></span> 例子</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php&nbsp;<br />&nbsp;&nbsp;$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">pg_pconnect</span><span style="color: #007700">(</span><span style="color: #DD0000">"dbname=foo"</span><span style="color: #007700">);<br />&nbsp;&nbsp;</span><span style="color: #0000BB">pg_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"create&nbsp;table&nbsp;bar&nbsp;(a&nbsp;int4,&nbsp;b&nbsp;char(16),&nbsp;d&nbsp;float8)"</span><span style="color: #007700">);<br />&nbsp;&nbsp;</span><span style="color: #0000BB">pg_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"copy&nbsp;bar&nbsp;from&nbsp;stdin"</span><span style="color: #007700">);<br />&nbsp;&nbsp;</span><span style="color: #0000BB">pg_put_line</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"3\thello&nbsp;world\t4.5\n"</span><span style="color: #007700">);<br />&nbsp;&nbsp;</span><span style="color: #0000BB">pg_put_line</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"4\tgoodbye&nbsp;world\t7.11\n"</span><span style="color: #007700">);<br />&nbsp;&nbsp;</span><span style="color: #0000BB">pg_put_line</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"\.\n"</span><span style="color: #007700">);<br />&nbsp;&nbsp;</span><span style="color: #0000BB">pg_end_copy</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.pg-end-copy-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="pg_put_line.html" class="function" rel="rdfs-seeAlso">pg_put_line()</a> - 向 PostgreSQL 后端发送以 NULL 结尾的字符串</span></li>
   </ul>
  </p>
 </div>

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